Sunil Mohan Adapa a3de3ae277 users: Handle errors better during POSIX user operations
- If during an action, user does not exist ignore.

- If during an action, return a non-zero exist status.

- Catch an errors during actions as exceptions.

- Display a message that corresponding POSIX operation failed.
2015-01-25 01:45:51 +05:30

88 lines
3.3 KiB
Python

#
# This file is part of Plinth.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
from django import forms
from django.contrib import auth, messages
from django.core import validators
from gettext import gettext as _
from plinth import actions
from plinth.errors import ActionError
from plinth.modules.config import config
class State0Form(forms.ModelForm):
"""Firstboot state 0: Set hostname and create a new user"""
hostname = forms.CharField(
label=_('Name of your FreedomBox'),
help_text=_('For convenience, your FreedomBox needs a name. It \
should be something short that does not contain spaces or punctuation. \
"Willard" would be a good name while "Freestyle McFreedomBox!!!" would \
not. It must be alphanumeric, start with an alphabet and must not be greater \
than 63 characters in length.'),
validators=[
validators.RegexValidator(r'^[a-zA-Z][a-zA-Z0-9]{,62}$',
_('Invalid hostname'))])
def __init__(self, *args, **kwargs):
self.request = kwargs.pop('request')
super(State0Form, self).__init__(*args, **kwargs)
class Meta:
model = auth.models.User
fields = ('hostname', 'username', 'password')
widgets = {
'password': forms.PasswordInput,
}
help_texts = {
'username':
_('Choose a username and password to access this web interface. '
'The password can be changed and other users can be added '
'later. A POSIX system user with administrative privileges '
'(sudo) is also created.'),
}
def save(self, commit=True):
"""Set hostname, create and login the user"""
config.set_hostname(self.cleaned_data['hostname'])
user = super(State0Form, self).save(commit=False)
user.set_password(self.cleaned_data['password'])
if commit:
user.save()
try:
actions.superuser_run(
'create-user',
[user.get_username(), self.cleaned_data['password']])
except ActionError:
messages.error(self.request,
_('Creating POSIX system user failed.'))
self.login_user()
return user
def login_user(self):
"""Try to login the user with the credentials provided"""
try:
user = auth.authenticate(username=self.request.POST['username'],
password=self.request.POST['password'])
auth.login(self.request, user)
except Exception:
pass
else:
message = _('User account created, you are now logged in')
messages.success(self.request, message)